19875535795 has 8 divisors (see below), whose sum is σ = 23855232096. Its totient is φ = 15897369216.

The previous prime is 19875535781. The next prime is 19875535811. The reversal of 19875535795 is 59753557891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 19875535795 - 2⁹ = 19875535283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353647 + ... + 405976.

It is an arithmetic number, because the mean of its divisors is an integer number (2981904012).

Almost surely, 2^19875535795 is an apocalyptic number.

19875535795 is a deficient number, since it is larger than the sum of its proper divisors (3979696301).

19875535795 is an equidigital number, since it uses as much as digits as its factorization.

19875535795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764861.

The product of its digits is 59535000, while the sum is 64.

The spelling of 19875535795 in words is "nineteen billion, eight hundred seventy-five million, five hundred thirty-five thousand, seven hundred ninety-five".